Lenovo ThinkPad 390X Hardware Maintenance Manual (March 1999): ThinkPad 390E o
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- Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 1
IBM Mobile Systems ThinkPad 390E (2626) Hardware Maintenance Manual S37L-5153-01 March 1999 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 2
Before using this information and the product it supports, be sure to read the general information under " that this publication may contain references to, or information about, IBM products (machines and programs), programming, or services that are not announced in your country. Such references or - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 3
product-specific parts information. Important This manual is intended for trained servicers who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing an IBM ThinkPad product, be sure to review the safety - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 4
Mobile Systems HMM Volume 3: ThinkPad Computers (Models 365, 380, 385, 560, 760, SelectaDock) Mobile Systems HMM Volume 4: ThinkPad Computers (Models 380, 385, 560, 760, 765) Part, Form Number 30H2356, S82G-1501-01 30H2357, S82G-1502-03 84H8099, S82G-1503-05 05L1271, S05L-1270-01 iv ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 5
(9552) Reference Diskette ThinkPad 700C (9552) Reference Diskette ThinkPad 720/720C (9552) Reference Diskette ThinkPad Hardware Maintenance Diskette (for all Models 355, 360, 560, 750, 755, 760) ThinkPad Dock I (3545) Docking Station (3550) Data/Fax Modem FaxConcentrator/A Part, Form Number 33G9361 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 6
vi ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 7
ThinkPad 390E Hardware Maintenance Manual . . 19 Read This First 19 What to Do First 19 How to Disable the Password 20 Product Overview 22 Fn Key Combinations 24 Status Indicators 25 Checkout Guide 27 Audio Checkout 28 Diskette Drive 46 Intermittent Problems 46 Undetermined Problems 47 CE - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 8
UUID 49 Running the Diagnostics 50 PC Doctor System Diagnostics 51 FRU Removals and Replacements 60 FRU Service Procedures 61 Battery ASM 62 Hard Disk Drive 63 Combo Bay 64 Diskette Drive (FDD ASM 64 CD-ROM ASM 65 Combo Bay FPC 66 Hard Disk Adapter Combo Bay ASM 67 Modem Card 68 Backup - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 9
Service Tools 118 Notices 119 Trademarks 119 Contents ix - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 10
x ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 11
Before Replacing Parts Ensure that all diskette fixes are installed prior to replacing any FRUs listed in this manual. Use the following strategy to prevent unnecessary FRU replacement and service expense: If you are instructed to replace a FRU and that does not correct the problem, reinstall the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 12
when service is complete. Hard Disk Drive Replacement Strategy: Always try to run a low-level format before replacing a hard disk drive. Attention The drive startup sequence in the computer you are servicing might the error message is coming from an internal or an external device. 2 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 13
Read/Write Read/Write Read/Write The following table provides identification information for 5.25-inch diskette drives. Diskette Drive 5.25-Inch - 360KB (External) 5.25-Inch - 1.2MB (Internal) Identifying Mark Asterisk on bezel 1.2 on the eject button The following table provides compatibility - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 14
Multi-lingual Translations) In this manual, safety notices appear in English . Verify this by shaking the computer and listening for rattling sounds. Metallic parts or metal flakes can cause electrical shorts. Avant de remettre l'ordinateur sous tension cortocircuitos eléctricos. 4 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 15
water, or short-circuit it. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery. Certaines batteries de secours contiennent du nickel et du cadmium - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 16
regulations. Use only the battery in the appropriate parts listing when replacing the battery pack. Use of an incorrect battery can result in ignition or explosion of the battery. La batterie contient du nickel. Ne ía no apropiada puede provocar la ignición o explosión de la misma. 6 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 17
. Do not recharge it, remove its polarized connector, disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 18
, lave inmediatamente las áreas afectadas con agua durante 15 minutos como mínimo. Obtenga atención medica si se presenta algún síntoma del fluido despues de lavarse. 8 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 19
Safety Notice 6 To avoid shock, do not remove the plastic cover that surrounds the lower portion of the de plástico que rodea la parte baja de la tarjeta invertida. Safety Notice 7 Though main batteries have low voltage, a shorted or grounded battery can produce enough current to burn combustible - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 20
any FRU, power-off the computer, unplug all power cords from electrical outlets, remove the battery pack, then disconnect any interconnecting cables. Avant de retirer une unité remplaçable quite la batería y, a continuación, desconecte cualquier cable de conexión entre dispositivos. 10 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 21
servicing an IBM mobile computer. General Safety Follow these rules to ensure general safety: Observe good housekeeping in the area of the machines during and after maintenance removed covers and other parts in a safe place, away from all personnel, while you are servicing the machine. Keep your - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 22
Working near power supplies - Removing or installing main units Before when working with powered-on electrical equipment; keep the other hand in your pocket or behind instructions are in the safety sections of maintenance information. Use extreme care when measuring high voltages. 12 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 23
service the following parts with the power on when they are removed IBM features or options not covered by this inspection guide . If any unsafe conditions are present, you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 24
The guide consists of a series of steps presented parts listings. c. Insulation must not be frayed or worn. 4. Remove the cover. 5. Check for any obvious non-IBM alterations. Use good judgment as to the safety of any non-IBM (screws or rivets) have not been removed or tampered with. 14 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 25
charge. Notes 1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. Make sure that the ESD protective devices you use have been certified (ISO 9000) as fully effective. When handling ESD-sensitive parts: Keep the parts prong of the AC plug on AC-operated computers. - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 26
décrites. Werden Steuer- und Einstellelemente anders als hier festgesetzt verwendet, kann gefährliche Laserstrahlung auftreten. L'utilizzo di controlli, regolazioni o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a 16 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 27
especificados puede provocar la exposición a radiaciones peligrosas. Opening the CD-ROM drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive. Do not open. Some CD-ROM drives contain an embedded Class 3A or Class 3B laser diode. Note the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 28
18 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 29
ThinkPad 390E Hardware Maintenance Manual Read This First Before you go to the checkout guide, be sure to read this section. Important Notes Only certified trained personnel should service the computer. Read the entire FRU service procedures before replacing any FRUs. Use new nylon-coated screws - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 30
part number 8. Machine type, model number and serial number 9. Customer's name and address Before checking problems environment, or improper maintenance by the customer. the FDD Diskette drive damage caused by the diskette drive cover being parts might be a symptom of unauthorized service ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 31
Remove the battery pack and AC Adapter. 3. Remove the backup battery (RTC) for 20 minutes or use a screwdriver to touch the backup battery (RTC) for 1 second. 4. Put back the backup battery ( . If the customer forgets the Hard Disk password, the hard disk drive must be replaced. ThinkPad 390E 21 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 32
Product Overview The following shows an overview of the system features of the ThinkPad 390E computer. Feature Processor Bus architecture Memory CMOS RAM Video Audio Diskette drive Hard disk drive CD-ROM drive Description Intel** Mobile Pentium** II processor 300 MHz, L2 cache Intel** Mobile - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 33
transfer Internal modem PC Card (PCMCIA) AC Adapter Description External monitor Headphone/line-out Line-in Microphone-in Mouse/keyboard Parallel Serial USB RJ11 Video-out IrDA 1.1 56Kbps (depends on the model) PCI One Type III or two Type II CardBus, ZV port support 56-Watt type ThinkPad 390E 23 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 34
Suspend mode Switch between the LCD, the external monitor, and both the LCD and external monitor Expand/shrink screen Switch power mode Hibernation mode 24 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 35
lock Green Meaning Enough battery power remains for operation. The battery pack needs to be charged The battery pack is being charged. The computer is in suspend mode. The computer is entering suspend mode. Data is being read from or written to the hard disk drive, diskette drive, or data is being - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 36
keys. The cursor cannot be moved with the Arrow keys. Not all application programs support this function. You enable or disable Scroll Lock mode by pressing the ScrLk key. The computer is operational. This indicator is always on when the computer is on and not in suspend mode. 26 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 37
a guide for computer problems. Besides the checkout tests described in this section, there are other items you can test for using the PC Doctor diagnostics program. See "PC Doctor System Diagnostics" on page 51 for details. Note: The diagnostic tests are intended to test only IBM products. Non-IBM - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 38
does not have any label attached to it. The label can cause damage to the drive or can cause the drive to fail. Do the following to select the test device: 1. Boot from and start PC Doctor. (See "PC Doctor System Diagnostics" on page 51 for details.) 2. Select Interactive Tests. 28 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 39
the system board. Fan ASM Checkout To check the Fan ASM, do the following: 1. Boot from and start PC Doctor. (See "PC Doctor System Diagnostics" on page 51 for details.) 2. Select Diagnostics. 3. Select Other Devices. 4. Select Fan. 5. Follow the instructions in the message window. ThinkPad 390E 29 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 40
) External keyboard (with keyboard/mouse cable) If any of these devices do not work, reseat the cable connector and repeat the failing operation. If the problem does not reoccur, replace the device and then the system board. 30 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 41
connector. A loose connection can cause an error. System Programs in Flash Memory: System setup programs are stored in the flash memory. Flash Memory Update: The flash memory update is required for the following conditions: New versions of system programs New features or options ThinkPad 390E 31 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 42
"PC Doctor System Diagnostics" on page 51 for details.) 2. Select Diagnostics. 3. Select Other Devices. 4. Run Modem Loopback Test and Modem Dialtone/DTMF Test. 5. Follow the instructions in the message window. 6. If the test detects a modem problem, replace the modem card. 32 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 43
Checkout To verify the symptom of the problem power on the computer using each of the following power sources: 1. Remove the battery ASM. 2. Connect the AC Adapter and check that power is supplied. 3. Disconnect the AC Adapter and install the charged battery ASM; then check that power is supplied - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 44
(Li-Ion) or 9.6V (NiMH), measure the resistance between battery terminals 5 and 7. The resistance must be 390 ohm (Li-Ion) or 4 to 3K ohm. If the resistance is not correct, replace the Battery ASM. If the resistance is correct, replace the DC-DC & BATT board then the system board. 34 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 45
the instructions in the message window. If either the pointing stick or the click button does not work, do the following actions one a time to correct the problem. Do not replace a non-defective FRU. 1. Reseat the keyboard cables. 2. Replace the keyboard. 3. Replace the system board. ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 46
is powered off. The hard disk drive is powered off. battery is low, the battery status indicator blinks orange. The computer is ejected from the ThinkPad Port Replicator with Advanced Etherjet Feature (BIOS Setup). The UltraBay FX (Combobay) switch is pressed. Notes: 1. In the IBM BIOS ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 47
timer is enabled. A critically low battery condition occurs. The power switch is pressed. (BIOS Setup) The compute exits hibernation mode and resumes operation when the power-on switch is pressed. When power is turned on, the hibernation file in the boot record on the hard disk drive is read and the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 48
Click on Enable Hibernation. Click on OK. Note: If you change the memory size, you need to recreate the hibernation file or partition. For partition-based hibernation, use the hibernation utility to delete the partition first before creating a new one. 38 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 49
following error codes, X can be any number. If no codes are available, use narrative symptoms. If the symptom is not listed, go to "Undetermined Problems" on page 47. Note: For IBM devices not supported by diagnostic codes in this ThinkPad computer, see the manual for that device. ThinkPad 390E 39 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 50
Monitor type does not match CMOS - Run Setup 0230 Shadow RAM Failed at offset:nnnn 0231 System RAM Failed at offset:nnnn 0232 Extended RAM Failed at offset:nnnn FRU/Action in Sequence 1. Reseat hard disk drive. 2. Load Setup Defaults in BIOS Setup Utility. 3. Hard disk drive 4. System board Go to - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 51
Previous boot incomplete - Default configuration used 0281 Memory size found by POST differed from CMOS 02B0 Diskette drive A error 02B2 Incorrect Drive A type - run SETUP 02D0 System cache error - Cache disabled 02F0 CPU ID: FRU/Action in Sequence Replace backup battery (RTC) and run BIOS Setup - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 52
Symptom/Error 02F5 DMA Test Failed 02F6 Software NMI Failed 02F7 Fail-Safe Timer NMI Failed FRU/Action in Sequence 1. DIMM 2. CPU card 3. System board 1. DIMM 2. CPU card 3. System board 1. DIMM 2. CPU card 3. System board 42 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 53
Operating system not found 1. Enter BIOS Setup Utility and see if the hard disk drive and diskette drive A: are properly identified. 2. Diskette drive (FDD ASM) 3. Hard disk drive 4. System board Critical battery low Save your work; then connect the AC Adapter to the computer to recharge the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 54
system runs correctly. 1. Reseat the LED board. 2. LED board 3. System board Power-Related Symptoms Symptom/Error Power shuts down during operation. FRU/Action in Sequence 1. Battery 2. AC Adapter 3. DC/DC & Charger board ASM 4. System board 44 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 55
Symptom/Error The system will not power on. The system will not power off. Battery can't be charged. FRU/Action in Sequence 1. Battery ASM 2. AC Adapter 3. DC/DC & Charger board ASM 4. System board 1. Press and hold the power switch for more than 4 seconds 2. DC/DC & Charger board ASM 3. System - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 56
installed devices. System hangs intermittently. FRU/Action in Sequence 1. Remove Battery ASM and let it cool for 2 hours. 2. Refresh battery (continue using battery in BIOS Setup mode until power off, then charge battery). 3. Battery 4. DC/DC & Charger board 5. System board 1. Load Setup Defaults - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 57
. If any problems are found, replace the FRU. 3. Remove or disconnect all of the following devices: a. Non-IBM devices b. Devices attached to the ThinkPad Port Replicator with Advanced Etherjet Feature c. Printer, mouse, and other external devices d. Battery ASM e. Hard disk drive f. DIMM g. CD - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 58
the normal operation of the cooling Fan ASM (refer to "Fan ASM Checkout" on page 29). Follow the steps below to set the thermal threshold: 1. Boot from the Utility Program Diskette. 2. Select Thermal Sensor Utility from PC DOS 7.0 Startup menu, then press F4. 48 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 59
from the EEPROM (option 2) delete S/N data from the EEPROM (option 3) Follow the instructions on the screen. Flash UUID The EEPROM on the system board contains the Universal Unique in the ThinkPad CE Utility Diskette. The UUID utility will automatically assign the UUID via Windows. ThinkPad 390E 49 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 60
Running the Diagnostics PC Doctor for DOS is used to perform diagnostics on the ThinkPad 390E. 50 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 61
PC Doctor for DOS Diskettes 1 and 2 (available from the website) ThinkPad 390E CE Utility Diskette (available from the website) To run PC Doctor: 1. Shutdown the computer. 2. Insert the PC Doctor for DOS diskette #1 into the diskette drive. 3. Turn on the computer. 4. Select the correct model name - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 62
286 1-287 1-288 1-292 1-298 1-299 1-300 Test(s) Timer Timer Timer CMOS RAM RTC RTC RTC Message Timer 0 BIOS timer Timer 1 RAM refresh Timer 2 Pattern test Time update Periodic interrupt Alarm interrupt FRU/Action in Sequence: Check BIOS setting Backup battery (RTC) System board 52 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 63
't run FIFO test) IR mode enabled (can't run serial test) No external loopback adapter (if prompt times out) Aborted Baudrate register DLAB External loopback fail No interrupt Test aborted (too many failures) No loopback (prompt timed out) Data register Not detected Register failed ThinkPad 390E 53 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 64
reads User abort No drive parameters readable Testing parameters out of range POST/BIST Read/verify Seek error PNPISA sound card detected, but not enabled PCI sound card detected, but not enabled Sound card not detected DSP data loopback failed IRQ test failed DMA test failed 54 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 65
Registers MMX Arithmetics Logical ops String ops Exceptions FRU/Action in Sequence: Reload BIOS default setting CPU card System board Error Code 170-1 to 175-198 Error Fan test not supported No fan detected Chip not detected (iFailNoLm80=0) FRU/Action in Sequence: System board ThinkPad 390E 55 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 66
condition detected Asset ID not supported SMBUS not detected (if not required) AlertPack not supported AlertPack not detected (if not Problem reading EEPROM Bad header checksum Bad area checksum Problem detecting antenna No antenna detected FRU/Action in Sequence: System board 56 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 67
able to detect disk size) Not able to detect disk size parameters Read, write or verify failure Seek failed FRU/Action in Sequence: Reseat diskette drive cable Diskette drive (FDD ASM) System board ThinkPad 390E 57 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 68
: Reload BIOS default setting Hard disk connector Hard disk drive Error Code 301-250 to 301-266 Error Code 301-250 301-254 301-258 301-266 Test(s) KBD KBD KBD KBD Message Interrupt POST Stuck keys Interface FRU/Action in Sequence: Reseat keyboard connector Keyboard System board 58 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 69
304-1 to 304-199 Error Code 304«1 Test(s) BATTERY 304«199 BATTERY Message No battery installed No battery detected General battery failure FRU/Action in Sequence: Battery pack DC-DC & BATT board ASM System board Error in Sequence: Reseat Modem card Modem card System board ThinkPad 390E 59 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 70
cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables. An electrostatic discharge (ESD) strap (P/N 6405959) must be used to establish personal grounding. FRU Service Procedures Review the following procedures before replacing any FRU. 60 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 71
90 degrees after the screw head touches the surface of the plastic part. Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card. Torque driver If you have a torque driver, refer to the torque instructions with each step. ThinkPad 390E 61 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 72
Battery ASM To remove the Battery ASM, press the latch to release, then pull out the Battery ASM. Reverse the steps described above when installing a new battery pack. 62 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 73
or is in suspend mode. To remove the hard disk drive: 1. Use a coin to unscrew the hard disk drive screw. Note: The screw cannot be removed from the cover. 2. Gently pull out the cover of the hard disk drive module. 3. Carefully slide out the hard disk drive module to remove. ThinkPad 390E 63 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 74
. 2. Disconnect the Diskette Drive (FDD ASM) cable from the connector. 3. Slide out the Diskette Drive (FDD ASM) to remove. Step Size (Quantity) Head & Color Torque 1 M2.5 x 3.5L Flat head, (3) black 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. 64 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 75
To remove the CD-ROM ASM: 1. Remove the four screws securing the CD-ROM ASM. 2. Carefully slide out the CD-ROM ASM to remove. Step Size (Quantity) Head & Color Torque 1 M2.5x 4L (4) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. ThinkPad 390E 65 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 76
Bay FPC: 1. Remove the two screws securing the Combo Bay FPC. 2. Carefully disconnect the Combo Bay FPC from the connector. Step Size (Quantity) Head & Color Torque 1 M2.5x 3.5L Pan head, 1.6 kgf-cm (2) black Note: Make sure you use the correct screw for replacement. 66 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 77
the hard disk drive adapter: 1. Remove the two screws of the Combo Bay adapter. 2. Slide the hard disk drive out and up to remove. Step Size (Quantity) Head & Color Torque 1 M3 x 5L (2) Pan head, 1.6 kgf-cm black Note: Make sure you use the correct screw for replacement. ThinkPad 390E 67 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 78
release the latches on both sides of the modem card. 3. Gently pull out the cable from the connector to remove the modem card. Step Size (Quantity) Head & Color Torque 1 M2 x 18L (1) Pan head, 2.0kgf-cm black Note: The screws do not separate from the modem board cover. 68 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 79
Dispose of the battery as required by local ordinances or regulations. Use of an incorrect battery can result in ignition or explosion of the battery. Replacement batteries can be ordered from IBM or IBM Authorized Dealers. Use your thumb first to pull out the backup battery (RTC). ThinkPad 390E 69 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 80
Keyboard "Battery ASM" on page 62 "Hard Disk Drive" on page 63 To remove the keyboard: 1. Use a flat-bladed screwdriver to release the latches to lift the middle cover away. 2. Remove the two screws securing the keyboard. Step Size (Quantity) Head & Color Torque 3 M2 x 4L (2) Flat head, - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 81
4. Use a flat-bladed screwdriver to release the cable from the connector. 5. Remove the keyboard from the lower case. ThinkPad 390E 71 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 82
LED Board "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Keyboard" on page 70 To remove the LED board: 1. Remove the screw securing the LED board then disconnect the LED cable from the connector. 2. Lift the LED board. Step Size (Quantity) Head & Color Torque 2 M2 x - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 83
Upper Heatsink "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Keyboard" on page 70 Step Size (Quantity) Head & Color Torque 1 M2.5 x 18L Pan head, 2.0 kgf 3 M2 x 4L (4) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. ThinkPad 390E 73 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 84
PCMCIA Slots "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Keyboard" on page 70 "Upper Heatsink" on page 73 To remove the PCMCIA slots: 1. Remove the three screws securing the PCMCIA slot board the PCMCIA card from the connector. 3. Carefully remove the PCMCIA card. 74 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 85
CAUTION: When reassembling this section of the machine, the upper heatsink must be reassembled first before the PCMCIA slots. CPU Board "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Keyboard" on page 70 Use a stick to remove the CPU board. ThinkPad 390E 75 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 86
FPC cable. 2. Remove the LCD FPC cable. 3. Disconnect the LCD FPC cable from the lower case (12.1"). Disconnect the LCD FPC cable and LVDS board (13.3" and 14.1"). 4. Turn the notebook over; then remove four screws securing the LCD Panel ASM as shown. 5. Pull out the LCD Panel ASM. 76 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 87
x 10L (1) Pan head, silver L:1.6 kgf-cm R:1.6 kgf-cm 3 M2.5 x 6L (4) Flat head, black 3.5 kgf-cm Note: Make sure you use the correct screw for replacement. ThinkPad 390E 77 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 88
Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LED Board" on page 72 "Upper Heatsink" on page 73 "LCD Panel ASM" on page 76 To remove the upper case: 1. Remove Turn the notebook over. Then remove the 4 screws from the base cover. 78 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 89
kgf-cm 4 M2.5 x 18L Pan head, 2.0 kgf-cm (3) black Note: Make sure you use the correct screw for replacement. 3. Use a flat-bladed screwdriver to remove the latch. 4. Disconnect the cable from the main unit. Now you can remove the upper cover ASM from the base cover ASM. ThinkPad 390E 79 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 90
Heatsink ASM "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LED Board" on page 72 "Upper Heatsink" on page 73 "CPU Board" on page 75 "LCD Panel ASM" on page 76 "Upper Cover ASM" on page 78 To remove the IMM lower - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 91
Fan ASM "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 " on page 80 To remove the fan ASM: 1. Remove the screw securing the fan ASM. Lift the fan ASM up to remove. 2. Remove the two screws securing the fan ASM. 3. Remove the mylar from the fan ASM. ThinkPad 390E 81 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 92
Step Size (Quantity) Head & Color Torque 1 M2 x 4L (1) Flat head, silver 1.6 kgf-cm 2 M2.5 x 3.5L Flat head, (2) black 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. 82 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 93
and IR board. 2. Remove the screw securing the DC-DC & BATT board and disconnect the DC-DC & BATT board from the base cover ASM. Step Size (Quantity) Head & Color Torque 3 M2.5 x 6L (1) Pan head, 3.2 kgf-cm black Note: Make sure you use the correct screw for replacement. ThinkPad 390E 83 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 94
page 61 before proceeding. Remove the two screws from the system board and gently remove the system board from the base cover ASM. Step Size (Quantity) Head & Color Torque 1 M2.5 x 6L (2) Pan head, 3.2 kgf-cm black Note: Make sure you use the correct screw for replacement. 84 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 95
Combo Bay Interposer Board "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LED Board" on page 72 "Upper Heatsink" on & BATT Board" on page 83 "System Board" on page 84 Disconnect the Combo Bay Interposer Board from the system board. ThinkPad 390E 85 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 96
page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 Remove the three screws securing the LCD bezel. Step Size (Quantity) Head & Color Torque 2 M2.5 x 6L (3) Pan head, 1.6 kgf-cm black Note: Make sure you use the correct screw for replacement. 86 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 97
Speaker ASM 14.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 14.1"" on page 86 To remove the speaker: 1. Carefully disconnect the speaker cable from the connector. 2. Remove the six screws securing the speaker. 3. Gently lift the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 98
page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 14.1"" on page 86 "Speaker ASM 14.1"" on page 87 To remove the VR board ASM: 1. Disconnect the power cable from the VR board. 2. Carefully remove the VR board from the display panel. 88 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 99
. LCD Panel ASM 14.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 14.1"" on page 86 "Speaker ASM 14.1"" on page 87 "VR Board ASM 14.1"" on page 88 "Microphone ASM 14.1"" Remove the screw covers and screws. ThinkPad 390E 89 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 100
Step Size (Quantity) Head & Color Torque M2 x 4L (2) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. 90 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 101
LCD Inverter ASM 14.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard Setting the LCD Panel ID" on page 48. To remove the LCD inverter ASM: 1. Disconnect the cable from the inverter board. 2. Lift the inverter board away from the display panel. ThinkPad 390E 91 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 102
LCD FPC ASM 14.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 14.1"" on page 86 "Speaker ASM 14 adhesive tape attached on its back side. Two current black tapes (LCD FPC Stopper Tape) must be applied to this cable. 92 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 103
page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 Remove the three screws securing the LCD bezel. Step Size (Quantity) Head & Color Torque 2 M2.5 x 6L (3) Pan head, 1.6 kgf-cm black Note: Make sure you use the correct screw for replacement. ThinkPad 390E 93 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 104
Speaker ASM 13.3" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 13.3"" on page 93 To remove the speaker: 1. Carefully disconnect the speaker cable from the connector. 2. Remove the five screws securing the speaker. 3. Gently lift - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 105
VR Board ASM 13.3" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 13.3"" on page 93 "Speaker ASM 13.3"" on page 94 To remove the VR board ASM: 1. Disconnect the power cable from the VR board. 2. Carefully remove the VR board - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 106
13.3" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 13.3"" on page 93 "Speaker ASM 13.3"" on page 94 "VR Board ASM 13.3"" on page 95 Note: See "Setting the LCD Panel ID" on page 48. To remove the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 107
Microphone ASM 13.3" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 13.3"" on page 93 "Speaker ASM 13.3"" on page 94 "VR Board ASM 13.3"" on page 95 "LCD Inverter ASM 13.3"" on page 96 To remove the microphone ASM - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 108
LCD Panel ASM 13.3" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 13.3"" on page 93 "Speaker Color Torque 1 M2 x 4L (1) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. 98 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 109
LCD FPC ASM 13.3" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 13.3"" on page 93 "Speaker ASM sided adhesive tape attached on its back side. A current black tape (LCD FPC Stopper Tape) must be applied to this cable. ThinkPad 390E 99 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 110
page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 Remove the three screws securing the LCD bezel. Step Size (Quantity) Head & Color Torque 2 M2.5 x 6L (3) Pan head, 3.2 kgf-cm black Note: Make sure you use the correct screw for replacement. 100 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 111
Speaker ASM 12.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 12.1"" on page 100 To remove the speaker: 1. Carefully disconnect the speaker cable from the connector. 2. Remove the five screws securing the speaker. 3. Gently lift - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 112
VR Board ASM 12.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 12.1"" on page 100 "Speaker ASM 12.1"" on page 101 To remove the VR board ASM: 1. Disconnect the power cable from the VR board. 2. Carefully remove the VR board - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 113
12.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 12.1"" on page 100 "Speaker ASM 12.1"" on page 101 "VR Board ASM 12.1"" on page 102 Note: See "Setting the LCD Panel ID" on page 48. To remove the - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 114
ASM 12.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 12.1"" on page 100 "Speaker ASM 12.1"" on page 101 "VR Board ASM 12.1"" on page 102 "LCD Inverter ASM 12.1"" on page 103 "Microphone ASM 12.1"" 104 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 115
silver 3.2 kgf-cm Note: Make sure you use the correct screw for replacement. LCD FPC ASM 12.1" "Battery ASM" on page 62 "Hard Disk Drive" on page 63 "Combo Bay" on page 64 "Keyboard" on page 70 "LCD Bezel ASM 12.1"" on .1"" on page 104 Disconnect the LCD FPC cable from the LCD. ThinkPad 390E 105 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 116
Switch Location Keyboard Language J2 J3 US/European ON ON Japanese OFF ON 106 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 117
System Unit Parts Listing Index Description 1 MIDDLE COVER ASM FRU Number 05K5481 ThinkPad 390E 107 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 118
PARTS ASM 05K5916 HDD ADAPTER COMBO BAY ASM 05K5525 BASE MISC PARTS 05K5487 2626 10L1936 I/O DOOR 10L1934 BATTERY (LIION) ASM 02K6520 BATTERY (NIMH) ASM (PANASONIC) 02K6521 BATTERY (NIMH) ASM (TOSHIBA) 02K6537 BATTERY SLIDER COVER 05K5942 32MB DIMM SDRAM 10L1226 108 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 119
(LG) 29 COMBO BAY BRACKET ASM 30 COMBO BAY FPC KIT AC ADAPTER AC ADAPTER 3P 56W (SANKEN) AC ADAPTER 2P 56W (SANKEN) AC ADAPTER 2P 56W (DELTA) AC ADAPTER 3P 56W (DELTA) KEYBOARD KBD ASM US English KBD ASM Canadian 02K4720 02K4721 02K4722 02K4723 02K4724 02K4725 02K4726 ThinkPad 390E 109 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 120
M2.5 x 6L pan head, black M3 x 5L flat head, silver FOOT L&R Others AC Adapter 45W (2 PIN) (with information label) AC Adapter 45W (3 PIN) (with information label) Power cord (Japan 2 PIN) Power cord ( 05K5914 05K5982 05K5489 05K5504 12J0536 12J0537 13H5273 76H3514 76H3516 110 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 121
Kingdom) Power cord (Switzerland) Power cord (Israel) Power cord (Chile, Italy) Power cord (Japan) FRU Number 76H3518 76H3520 76H3522 76H4866 76H3524 76H3528 76H3532 76H3530 13H5273 ThinkPad 390E 111 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 122
Listing 12.1" LCD ASM Parts Listing Index System Unit 1 LCD BEZEL ASM (12.1" TFT) 2 MICROPHONE ASM W/ (12.1" TFT) 10 HINGE CAP L,R (12.1"/13.3") 11 HINGE L,R (12.1"/13.3") 112 ThinkPad 390E FRU Number 05K5469 05K5477 05K2818 05K5467 30L2576 10L1151 05K9370 05K2761 05K6206 05K5466 05K5465 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 123
Index System Unit LCD MISC PARTS (LCD latch (L,R), Spring, Brightness/Contrast knob for 12.1"/13.3", Brightness/Contrast knob for 14.1", LCD bracket for 13.3" only) LG/IBM Logo Kit FRU Number 05K5488 05K6044 ThinkPad 390E 113 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 124
TFT) 6 VR BOARD ASM (12.1"/13.3") 7 LCD PANEL ASM (13.3" TFT) 8 LCD MISC PARTS (LCD latch (L,R), Spring, Brightness/Contrast knob for 12.1"/13.3", Brightness/Contrast knob for 14.1", LCD bracket for 05K5467 10L1203 30L2576 05K9372 05K5488 05K2763 05K6207 05K5466 05K5465 114 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 125
Index System Unit 13 LVDS BOARD ASM (13.3"/14.1") 14 LCD FPC STOPPER TAPE LG/IBM Logo Kit FRU Number 10L1208 05K5914 05K6044 ThinkPad 390E 115 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 126
14.1" LCD ASM Parts Listing Index System Unit 1 LCD BEZEL ASM (14.1" TFT) 2 MICROPHONE ASM W/ HOLDER 3 LVDS BOARD ASM (13.3"/14.1") 13 LCD FPC STOPPER TAPE 116 ThinkPad 390E FRU Number 05K5945 05K5477 05K2818 02K4869 05K9396 05K5947 05K5948 22L1899 10L1202 10L1310 05K6208 10L1208 05K5914 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 127
Index System Unit LCD MISC PARTS (LCD latch (L,R), Spring, Brightness/Contrast knob for 12.1"/13.3", Brightness/Contrast knob for 14.1", LCD bracket for 13.3" only) LG/IBM Logo Kit FRU Number 05K5488 05K6044 ThinkPad 390E 117 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 128
Service Tools Description Tri-Connector Wrap Plug PC Test Card Audio Wrap Cable Screwdriver Kit USB Parallel Test Cable Torque Screwdriver 5mm Socket Wrench Screwdriver FRU No. Qty. 72X8546 35G4703 66G5180 95F3598 05K2580 05K4695 05K4694 05K4693 118 ThinkPad 390E - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 129
TrackPoint IV The following terms are trademarks or service marks of other companies as follows: Intel Mylar PCMCIA Pentium Celeron Intel Corporation E.I. Du Pont de Nemours and Company Personal Computer Memory Card Interface Association Intel Corporation Intel Corporation ThinkPad 390E 119 - Lenovo ThinkPad 390X | Hardware Maintenance Manual (March 1999): ThinkPad 390E o - Page 130
IBM® Part Number: 00N5907 Printed in U.S.A. S37L-5153- 1
S37L-5153-01
IBM Mobile Systems
ThinkPad 390E (2626)
Hardware Maintenance Manual
March 1999